[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

knox/auth.py

@@ -1,6 +1,6 @@
 import binascii
-from hmac import compare_digest
 import logging
+from hmac import compare_digest
 
 from django.utils import timezone
 from django.utils.translation import gettext_lazy as _
@@ -14,7 +14,6 @@
 from knox.settings import CONSTANTS, knox_settings
 from knox.signals import token_expired
 
-
 logger = logging.getLogger(__name__)